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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
Python: random tests never check for lowercase letters and spaces.
Some languages do not have random tests, e.g Haskell.
In this, to type digit 7, one needs to press 5 times. This test is not present! I can hardcode presses for [2-9] as 4 and still it works! Please add the testcase having 7 or 9 digit in string.